/*
 * Copyright (c) 2010, VeRSI Consortium
 *   (Victorian eResearch Strategic Initiative, Australia)
 * All rights reserved.
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *
 *     * Redistributions of source code must retain the above copyright
 *       notice, this list of conditions and the following disclaimer.
 *     * Redistributions in binary form must reproduce the above copyright
 *       notice, this list of conditions and the following disclaimer in the
 *       documentation and/or other materials provided with the distribution.
 *     * Neither the name of the VeRSI, the VeRSI Consortium members, nor the
 *       names of its contributors may be used to endorse or promote products
 *       derived from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND ANY
 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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package versi.vitro.oaiserviceprovider.service.jena.api;

import com.hp.hpl.jena.ontology.OntModel;
import com.hp.hpl.jena.rdf.model.Model;
import com.hp.hpl.jena.rdf.model.ModelMaker;

/**
 * JenaHelper {@link JenaService} Helper.
 */
public interface JenaHelper {

    /**
     * Validates if the requested format is RDF output format.
     * 
     * @param lang
     *            proposed RDF output format.
     * @return boolean True if the requested format is a RDF output format,
     *         otherwise false.
     */
    boolean validateRDFFormat(final String lang);

    /**
     * Prints all models within the RDF Jena database.
     * 
     * @param modelMaker
     */
    void printAllModelsSize(final ModelMaker modelMaker);

    /**
     * Renames all blank nodes from source model to the targeted namespace.
     * 
     * @param source 
     * @param namespaceEtcStr
     * @return Model
     */
    //Model renameBlankNodes(final OntModel source, final String namespaceEtcStr);

}
